private static string[] openFoldersNew(string directory)
{
if (Util.Config.DEBUG && !string.IsNullOrEmpty(directory))
{
Debug.LogWarning("'directory' is not supported under Windows.");
}
NativeMethods.IFileOpenDialog dialog = (NativeMethods.IFileOpenDialog) new NativeMethods.FileOpenDialog();
dialog.SetOptions(FOS.FOS_PICKFOLDERS | FOS.FOS_FORCEFILESYSTEM);
//dialog.SetOptions(FOS.FOS_PICKFOLDERS);
try
{
NativeMethods.IShellItem item;
/*
* if (!string.IsNullOrEmpty(DirectoryPath))
* {
* IntPtr idl = IntPtr.Zero;
* uint atts = 0;
* if (SHILCreateFromPath(DirectoryPath, out idl, ref atts) == 0)
* {
* if (SHCreateShellItem(System.IntPtr.Zero, System.IntPtr.Zero, idl, out item) == 0)
* {
* dialog.SetFolder(item); //crashes Unity!
* }
* }
*
* System.Runtime.InteropServices.Marshal.FreeCoTaskMem(idl);
* }
*/
uint hr = dialog.Show(currentWindow);
if (hr == 0)
{
dialog.GetResult(out item);
item.GetDisplayName(SIGDN.SIGDN_FILESYSPATH, out string path);
return(new[] { path });
}
}
catch (Exception ex)
{
Debug.LogError($"Folder dialog threw an error: {ex}");
}
finally
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(dialog);
}
return(new string[0]);
}
static void SetFileTypes(PickOptions options, NativeMethods.IFileOpenDialog dialog)
{
var hasAtLeastOneType = false;
var filters = new List <NativeMethods.COMDLG_FILTERSPEC>();
if (options?.FileTypes == FilePickerFileType.Images)
{
var types = new StringBuilder();
foreach (var type in options.FileTypes.Value)
{
types.Append(type + ";");
}
filters.Add(new NativeMethods.COMDLG_FILTERSPEC {
pszName = "Images\0", pszSpec = types.ToString() + "\0"
});
hasAtLeastOneType = true;
}
else if (options?.FileTypes == FilePickerFileType.Videos)
{
var types = new StringBuilder();
foreach (var type in options.FileTypes.Value)
{
types.Append(type + ";");
}
filters.Add(new NativeMethods.COMDLG_FILTERSPEC {
pszName = "Videos\0", pszSpec = types.ToString() + "\0"
});
hasAtLeastOneType = true;
}
else if (options?.FileTypes?.Value != null)
{
foreach (var type in options.FileTypes.Value)
{
if (type.StartsWith(".") || type.StartsWith("*."))
{
filters.Add(new NativeMethods.COMDLG_FILTERSPEC {
pszName = type.TrimStart('*') + "\0", pszSpec = type + "\0"
});
hasAtLeastOneType = true;
}
}
}
if (hasAtLeastOneType)
{
dialog.SetFileTypes(filters.Count, filters.ToArray());
}
}
